Strips: Z-Wave Plus Ultra Thin Door/Window Contact Sensor

Here is an ultra-thin sensor that makes it easier to keep an eye on your windows or doors. Strips is a Z-Wave device that fits between your door or window frame. It is weatherproof, so you can use it indoors or outside. The battery lasts up to 10 years. You are going to need a hub, such as Fibaro, HomeSeer, SmartThings, and Vera to get the most out of it.

Strips measures under 3mm in thickness. It can alert you through your smartphone.